APA (7th ed.) Citation

Senior, N. W. (1938). An outline of the science of political economy. Augustus M. Kelly.

Chicago Style (17th ed.) Citation

Senior, Nassau William. An Outline of the Science of Political Economy. New York: Augustus M. Kelly, 1938.

MLA (9th ed.) Citation

Senior, Nassau William. An Outline of the Science of Political Economy. Augustus M. Kelly, 1938.

Warning: These citations may not always be 100% accurate.